Wiseco S741 Piston Wrist Pin 17mm x 43mm Non-Chromed Straight Wall

The Wiseco S741 is a high-quality, non-chromed straight wall piston wrist pin engineered for powersports engine rebuilds. Measuring 17mm outer diameter x 9.5mm inner diameter x 43mm in length, this pin is precision-manufactured from 9310 alloy steel — a case-hardening steel known for its exceptional toughness, fatigue resistance, and ability to withstand high-impact and high-contact stress loads in demanding engine applications.

Wiseco wrist pins are designed to complement Wiseco forged pistons but are also compatible with OEM pistons of matching dimensions, making them a versatile replacement option for a wide range of powersports engines.

Key Features:

• Outer Diameter: 17mm
• Inner Diameter: 9.5mm
• Length: 43mm
• Material: 9310 alloy steel for superior strength and durability
• Wall Type: Straight wall design
• Coating: Non-chromed (no chrome coating)
• Lightweight yet extremely strong for high-stress engine environments
• Compatible with Wiseco forged pistons and matching OEM pistons
• Precision-ground to tight tolerances for proper fit and reduced wear

Whether you're rebuilding a two-stroke or four-stroke powersports engine, the Wiseco S741 wrist pin delivers the reliable, precision-engineered performance that Wiseco is known for. Sold individually.